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LibrePilot/flight/PiOS/Common/pios_settings.c

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/**
******************************************************************************
*
* @file pios_settings.c
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2009.
* @brief Gets and sets PiOS settings, normally from SDCard.
* @see The GNU Public License (GPL) Version 3
* @defgroup PIOS_SETTINGS Settings Functions
* @{
*
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* Project Includes */
#include "pios.h"
/* Private Function Prototypes */
/* Local Variables */
SettingsTypeDef Settings;
/**
* Populate System global Settings into Structs using MinIni, defaults are also set here.
*/
/* Value Reading: ini_getl("Section", "Key", (DefaultValue), IniFile); */
/* String Reading: ini_gets("Section", "Key", "DefaultValue", StrBuffer, sizearray(StrBuffer), IniFile); */
void LoadSettings(void)
{
char StrBuffer[100];
long Result;
/* Section: GPS */
Settings.GPS.Baudrate = (uint32_t) ini_getl("GPS", "Baudrate", GPS_BAUDRATE, SETTINGS_FILE);
/* Section: Telemetry */
Settings.Telem.Baudrate = (uint32_t) ini_getl("Telemetry", "Baudrate", TELEM_BAUDRATE, SETTINGS_FILE);
/* Section: Auxillary_USART */
Settings.AuxUSART.Enabled = (bool) ini_getl("Auxillary_USART", "Enabled", AUXUART_ENABLED, SETTINGS_FILE);
Settings.AuxUSART.Baudrate = (uint32_t) ini_getl("Auxillary_USART", "Baudrate", AUXUART_BAUDRATE, SETTINGS_FILE);
}
/**
* Dump Settings struct contents to UART
* \param[in] USARTx USART name (GPS, TELEM, AUX)
*/
void DumpSettings(USART_TypeDef* USARTx)
{
/* Implement once UART is fully implemented */
}
/**
* Check if settings files exist on the drive
* \return 0 All files found
* \return >0 Number of files missing
*/
int CheckForSettingsFiles(void)
{
FILINFO DummyVar;
int MissingCount = 0;
/* Check for existence of SETTINGS_FILE */
if(f_stat(SETTINGS_FILE, &DummyVar) != FR_OK) {
MissingCount++;
}
/* If one or more files are missing, return the number of missing files */
if(MissingCount > 0)
{
return MissingCount;
}
/* All files found */
return 0;
}